The Steering Committee is an ad hoc entity established by and reporting to the Board of Selectmen in order to provide guidance and coordination to all committees and groups working on the Route 20 sewer issue, including the Technical Advisory Committee, Citizens' Advisory Committee, Route 20 Zoning Committee, and any sub-committees of those groups. It shall confine its efforts to the mission and responsibilities described herein, unless the Board of Selectmen subsequently increases the mission or responsibilities.